Shilane, David, Heidi Ting’an Lu, and Zhenyi Zheng. “The Confounding Influence of Older Age in Statistical Models of Telehealth Utilization”. International Journal of Telerehabilitation 15, no. 2 (December 12, 2023). Accessed May 9, 2024. http://telerehab.pitt.edu/ojs/Telerehab/article/view/6565.